Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11535990 | Two-stage energy dissipation type shed tunnel support structure connected by principle of Dougong and a design method thereof | Zhixiang Yu, Liru Luo, Linxu Liao, Yuntao Jin, Lijun Zhang +3 more | 2022-12-27 |
| 11506210 | Centrifugal compressor and refrigerating device | Xi Feng, Shuguang Zhang, Jun Cao, Huanan Li, Shuang Lu | 2022-11-22 |
| 11421586 | Six-cylinder opposed free piston internal combustion engine generator | Long Liu, Chen An, Zhichun Xu, Yuanheng Tang, Xiao Han +2 more | 2022-08-23 |